Index: lams_central/src/java/org/lamsfoundation/lams/authoring/service/AuthoringService.java
===================================================================
RCS file: /usr/local/cvsroot/lams_central/src/java/org/lamsfoundation/lams/authoring/service/AuthoringService.java,v
diff -u -r1.41.2.9 -r1.41.2.10
--- lams_central/src/java/org/lamsfoundation/lams/authoring/service/AuthoringService.java	20 Mar 2007 10:33:36 -0000	1.41.2.9
+++ lams_central/src/java/org/lamsfoundation/lams/authoring/service/AuthoringService.java	21 Mar 2007 02:44:24 -0000	1.41.2.10
@@ -444,6 +444,9 @@
 		// remove temp system gate
 		design.getActivities().remove(gate);
 		
+		// increment design version field
+		design.setDesignVersion(design.getDesignVersion() + 1);
+		
 		// need to remove it from any learner progress entries
 		lessonService.removeProgressReferencesToActivity(gate);
 
@@ -566,6 +569,9 @@
 		design.getTransitions().add(newTransition);
 		design.setMaxID(maxId);
 		
+		// increment design version field
+		design.setDesignVersion(design.getDesignVersion() + 1);
+		
 		if(gate != null) activityDAO.update(gate);
 		if(activity != null) activityDAO.update(activity);
 		if(toActivity != null) activityDAO.update(toActivity);